[28] Animals with four hands.
[29] Animals which produce living young, and nourish them after birth by milk from the teats of the mother.
[30] The lemur is one of a genus of four-handed mammals, allied to the apes, baboons, and monkeys, but with a form approaching that of quadrupeds.
[31] "Descent of Man," p. 165.—The reader will need to observe that monkey is the popular name of the ape and the baboon. In zoölogy, monkey designates the animals of the genus Simia, which have long tails. The three classes are apes, without tails; monkeys, with long tails; baboons, with short tails.
[32] Grote, iii, p. 276.
[33] "Descent of Man," p. 65.
[34] "Descent of Man," p. 65.
[35] "Descent of Man," pp. 164, 609.
[36] "Descent of Man," p. 159.
[37] "Origin of Species," p. 148.